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Finding the Fourth Proportional to 137,570.52, 206,356.06 and 37,732.14

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Solution

The fourth proportional to 137,570.52, 206,356.06 and 37,732.14 is: 56,598.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,570.52 : 206,356.06 = 37,732.14 : x
  2. Step 2: Convert to fraction form
    137,570.52/206,356.06 = 37,732.14/x
  3. Step 3: Cross multiply
    137,570.52x = 206,356.06 × 37,732.14
  4. Step 4: Simplify right side
    137,570.52x = 7,786,255,745.77
  5. Step 5: Solve for x
    x = 7,786,255,745.77/137,570.52
  6. Step 6: Final answer
    x = 56,598.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.